public function testGetBaseIriWithEmptyBaseReturnsModelIri()
{
$this->markTestNeedsTestConfig();
$model1 = new Erfurt_Rdf_Model('http://example.org/');
$model2 = new Erfurt_Rdf_Model('http://example.org/', 'http://example.org/resources/');
$this->assertSame('http://example.org/', $model1->getBaseIri());
$this->assertSame('http://example.org/resources/', $model2->getBaseIri());
}
/**
* Transform a given string to full URI using the models namespaces if it
* is a qname or check the uri if it is not a qname
*
* @param $qname the input qname or uri candidate
* @param $model the Erfurt model which is used to check for namespaces
*/
public static function getFromQnameOrUri($qnameOrUri, Erfurt_Rdf_Model $model)
{
// test for qname
if (preg_match(self::$_regExpQname, (string) $qnameOrUri) == 0) {
// input is not a qname so test for Uri-ness and return uri
if (!self::check($qnameOrUri)) {
throw new Erfurt_Uri_Exception('The supplied string is neither a valid Qname nor Uri by syntax.');
} else {
// return checked Uri
return $qnameOrUri;
}
} else {
// input is qname so split it and build Uri from namespace if possible
$parts = explode(':', $qnameOrUri);
if (count($parts) > 1) {
$prefix = $parts[0];
$localName = $parts[1];
$namespace = $model->getNamespaceByPrefix($prefix);
} else {
// it is a local name only
$localName = $qnameOrUri;
$namespace = $model->getBaseIri();
}
$uri = $namespace . $localName;
if (!self::check($uri)) {
throw new Erfurt_Uri_Exception('The given qname "' . $qnameOrUri . '" results in an invalid Uri "' . $uri . '".');
} else {
// return constructed and checked Uri
return $uri;
}
}
}
/**
*
* Enter description here ...
*
* @param $uri string to convert to nice uri
* @param $titleHelper TitleHelper instance to use to get titles for URIs
*/
private function generateUriFromSparql($uri, $titleHelper)
{
$schema = $this->loadNamingSchema($uri);
$properties = array();
foreach ($schema as $element) {
if (is_string($this->_config->property->{$element})) {
$properties[$this->_config->property->{$element}] = array('element' => $element, 'rank' => '1');
} elseif (is_array($this->_config->property->{$element}->toArray())) {
$countDeep = 0;
foreach ($this->_config->property->{$element}->toArray() as $elementDeep) {
$properties[(string) $elementDeep] = array('element' => $element, 'rank' => $countDeep++);
}
}
}
$query = new Erfurt_Sparql_Query2();
$sRef = new Erfurt_Sparql_Query2_IriRef($uri);
$pVar = new Erfurt_Sparql_Query2_Var('p');
$oVar = new Erfurt_Sparql_Query2_Var('o');
$query->addProjectionVar($pVar);
$query->addProjectionVar($oVar);
$query->addTriple($sRef, $pVar, $oVar);
$query->addFrom((string) $this->_model);
$query->setLimit(100);
$query->setDistinct(true);
$container = new Erfurt_Sparql_Query2_ConditionalOrExpression();
foreach ($properties as $filterProp => $element) {
$sameTerm = new Erfurt_Sparql_Query2_sameTerm($pVar, new Erfurt_Sparql_Query2_IriRef($filterProp));
//$filter = new Erfurt_Sparql_Query2_Filter($sameTerm);
$container->addElement($sameTerm);
}
$query->addFilter($container);
$result = $this->_owApp->erfurt->getStore()->sparqlQuery($query, array('withImports' => true));
$replacements = array();
foreach ($result as $row) {
if (array_key_exists($row['p'], $properties)) {
$titleHelper->addResource($row['p']);
if (Erfurt_Uri::check($row['o'])) {
$titleHelper->addResource($row['o']);
}
if (array_key_exists($properties[$row['p']]['element'], $replacements)) {
$newRank = (int) $properties[$row['p']]['rank'];
$minRank = $replacements[$properties[$row['p']]['element']]['rank'];
if ($newRank < $minRank) {
$replacements[$properties[$row['p']]['element']] = array('rank' => $newRank, 'value' => $row['o'], 'key' => $row['p']);
}
} else {
$replacements[$properties[$row['p']]['element']] = array('rank' => $properties[$row['p']]['rank'], 'value' => $row['o'], 'key' => $row['p']);
}
}
}
$localName = '';
foreach ($schema as $element) {
if (array_key_exists($element, $replacements)) {
if (Erfurt_Uri::check($replacements[$element]['value'])) {
$val = $titleHelper->getTitle($replacements[$element]['value']);
} else {
$val = $replacements[$element]['value'];
}
$val = $this->convertChars($val);
$key = $this->convertChars($titleHelper->getTitle($replacements[$element]['key']));
$localName .= $key . '/' . $val . '/';
}
}
// no meaningful localname created falback to old uri (TODO or md5 a new one?)
if ($localName === '') {
return $uri;
//$localName = 'resource/' . md5($uri . time());
}
$base = '';
if ($this->_model !== null && $this->_model->getBaseIri() !== '') {
$base = $this->_model->getBaseIri();
if ($base[strlen($base) - 1] !== '#' && $base[strlen($base) - 1] !== '/') {
$base .= '/';
}
} else {
$count = 0;
foreach (explode('/', $uri) as $element) {
if ($count > 2) {
break;
} else {
$count++;
$base .= $element . '/';
}
}
}
return $base . $localName;
}
